1 /*
2  * Copyright (C) 2009 Google Inc. All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions are
6  * met:
7  *
8  *     * Redistributions of source code must retain the above copyright
9  * notice, this list of conditions and the following disclaimer.
10  *     * Redistributions in binary form must reproduce the above
11  * copyright notice, this list of conditions and the following disclaimer
12  * in the documentation and/or other materials provided with the
13  * distribution.
14  *     * Neither the name of Google Inc. nor the names of its
15  * contributors may be used to endorse or promote products derived from
16  * this software without specific prior written permission.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29  */
30 
31 #ifndef ThreadableLoaderClientWrapper_h
32 #define ThreadableLoaderClientWrapper_h
33 
34 #include "ThreadableLoaderClient.h"
35 #include <wtf/Noncopyable.h>
36 #include <wtf/PassRefPtr.h>
37 #include <wtf/Threading.h>
38 
39 namespace WebCore {
40 
41 class ThreadableLoaderClientWrapper : public ThreadSafeRefCounted<ThreadableLoaderClientWrapper> {
42 public:
create(ThreadableLoaderClient * client)43     static PassRefPtr<ThreadableLoaderClientWrapper> create(ThreadableLoaderClient* client)
44     {
45         return adoptRef(new ThreadableLoaderClientWrapper(client));
46     }
47 
clearClient()48     void clearClient()
49     {
50         m_done = true;
51         m_client = 0;
52     }
53 
done()54     bool done() const
55     {
56         return m_done;
57     }
58 
didSendData(unsigned long long bytesSent,unsigned long long totalBytesToBeSent)59     void didSendData(unsigned long long bytesSent, unsigned long long totalBytesToBeSent)
60     {
61         if (m_client)
62             m_client->didSendData(bytesSent, totalBytesToBeSent);
63     }
64 
didReceiveResponse(const ResourceResponse & response)65     void didReceiveResponse(const ResourceResponse& response)
66     {
67         if (m_client)
68             m_client->didReceiveResponse(response);
69     }
70 
didReceiveData(const char * data,int dataLength)71     void didReceiveData(const char* data, int dataLength)
72     {
73         if (m_client)
74             m_client->didReceiveData(data, dataLength);
75     }
76 
didReceiveCachedMetadata(const char * data,int dataLength)77     void didReceiveCachedMetadata(const char* data, int dataLength)
78     {
79         if (m_client)
80             m_client->didReceiveCachedMetadata(data, dataLength);
81     }
82 
didFinishLoading(unsigned long identifier,double finishTime)83     void didFinishLoading(unsigned long identifier, double finishTime)
84     {
85         m_done = true;
86         if (m_client)
87             m_client->didFinishLoading(identifier, finishTime);
88     }
89 
didFail(const ResourceError & error)90     void didFail(const ResourceError& error)
91     {
92         m_done = true;
93         if (m_client)
94             m_client->didFail(error);
95     }
96 
didFailRedirectCheck()97     void didFailRedirectCheck()
98     {
99         m_done = true;
100         if (m_client)
101             m_client->didFailRedirectCheck();
102     }
103 
didReceiveAuthenticationCancellation(const ResourceResponse & response)104     void didReceiveAuthenticationCancellation(const ResourceResponse& response)
105     {
106         if (m_client)
107             m_client->didReceiveResponse(response);
108     }
109 
110 protected:
ThreadableLoaderClientWrapper(ThreadableLoaderClient * client)111     ThreadableLoaderClientWrapper(ThreadableLoaderClient* client)
112         : m_client(client)
113         , m_done(false)
114     {
115     }
116 
117     ThreadableLoaderClient* m_client;
118     bool m_done;
119 };
120 
121 } // namespace WebCore
122 
123 #endif // ThreadableLoaderClientWrapper_h
124